Answer this question truthfully
### Question: Who is at highest risk for Premature birth ?
### Response: Different pregnancy-related problems increase the risk of preterm labor:
An "insufficient" or weakened cervix, also called cervical incompetence Birth defects of the uterus History of preterm delivery Poor nutrition right before or during pregnancy Preeclampsia: the development of high blood pressure and protein in the urine after the 20th week of pregnancy Premature rupture of the membranes (placenta previa)
Other factors that make preterm labor and a premature delivery more likely include:
African-American ethnicity (not related to socioeconomic status) Age (younger than 16 or older than 35) Lack of prenatal care Low socioeconomic status Use of tobacco, cocaine, or amphetamines